Device families by repetitive voltage class and disc diameter

U_DRM, U_RRM	19 mm	24 mm	30 mm	38 mm	52 mm
1400 V	TF 251‑80 TF 251‑100	TF 261‑125 TF 261‑160	TF 271‑200 TF 271‑250 TF 233‑400 TF 233‑500	TF 243‑500 TF 243‑630
1500 V					TF 253‑800 TF 253‑1000 TF 153‑1000 TF 153‑1250
2000 V					TF 353‑800 TF 353‑1000

Example order code

1.	2.	3.	4.	5.	6.	7.
TF	153	1000	14	7	5	1

Fast thyristor (device series prefix "TF")
Design version
Mean on‑state current I_TAV, A
Voltage code (e.g. 14 → 1400 V)
Group for critical rate of off‑state voltage (du/dt)_crit (6 ≥ 500 V/µs; 7 ≥ 1000 V/µs)
Turn‑off‑time group t_q @ 50 V/µs (1 ≤ 63 µs … 7 ≤ 16 µs)
Turn‑on‑time group t_gt (1 ≤ 4 µs; 2 ≤ 3.2 µs)

Type	U_DRM, U_RRM (V range)	I_TAV (A @ T_C)	I_TSM (kA / 10 ms)	U_TM/I_TM (V / A @ 25 °C)	U_T(TO) (V)	R_T (mΩ)	t_q (µs @ 50 V/µs)	t_gt (µs @ 25 °C)	(di/dt)_crit non‑rep/rep (A / µs)	(du/dt)_crit (V / µs)	I_GT/U_GT (A / V)	R_thJC (°C / W)	T_jmax (°C)	Fig.
Type	U_DRM, U_RRM (V range)	I_TAV (A @ T_C)	I_TSM (kA / 10 ms)	U_TM/I_TM (V / A @ 25 °C)	U_T(TO) (V)	R_T (mΩ)	t_q (µs @ 50 V/µs)	t_gt (µs @ 25 °C)	(di/dt)_crit non‑rep/rep (A / µs)	(du/dt)_crit (V / µs)	I_GT/U_GT (A / V)	R_thJC (°C / W)	T_jmax (°C)	Fig.	TF 251‑80	600 – 1400	80 (90)	1.6	2.2 / 251	1.45	3	20; 25	3.2	1000 / 400	500; 1000	0.2 / 2.5	0.210	125	1
TF 251‑100	600 – 1400	100 (90)	2.0	1.8 / 314	1.30	1.5	20; 25	3.2	1000 / 400	500; 1000	0.2 / 2.5	0.210	125	1
TF 261‑125	600 – 1400	125 (88)	3.5	2.2 / 392	1.45	2.5	20; 25; 32	3.2	1000 / 400	500; 1000	0.25 / 2.5	0.120	125	2
TF 261‑160	600 – 1400	160 (88)	4.0	1.8 / 502	1.20	1.8	20; 25; 32	3.2	1000 / 400	500; 1000	0.25 / 2.5	0.120	125	2
TF 271‑200	600 – 1400	200 (90)	6.0	2.2 / 628	1.38	1.5	25; 32; 40	3.2	1000 / 400	500; 1000	0.30 / 2.5	0.075	125	3
TF 271‑250	600 – 1400	250 (90)	7.0	1.8 / 725	1.20	0.97	25; 32; 40	3.2	1000 / 400	500; 1000	0.30 / 2.5	0.075	125	3
TF 233‑400	600 – 1400	400 (82)	6.5	2.7 / 1256	1.50	0.92	20; 25; 32; 40	3.2	1000 / 400	500; 1000	0.30 / 2.5	0.045	125	7
TF 233‑500	600 – 1400	500 (88)	7.5	2.25 / 1570	1.00	0.50	25; 32; 40; 50	3.2	1000 / 400	500; 1000	0.30 / 2.5	0.045	125	7
TF 243‑500	600 – 1400	500 (82)	9.0	2.6 / 1570	1.25	1.00	25; 32; 40; 50	3.2	1000 / 500	500; 1000	0.30 / 2.5	0.035	125	8
TF 243‑630	600 – 1400	630 (82)	10.5	2.1 / 1978	1.42	0.34	25; 32; 40; 50	3.2	1000 / 500	500; 1000	0.30 / 2.5	0.035	125	8
TF 153‑1000	800 – 1500	1000 (82)	20.0	2.5 / 3140	1.20	0.34	20; 25; 32; 40	4.0	2000 / 1250	500; 1000	0.30 / 2.5	0.021	125	9
TF 153‑1250	800 – 1500	1250 (70)	22.0	2.1 / 3925	1.28	0.24	25; 32; 40; 50	4.0	2000 / 1250	500; 1000	0.30 / 2.5	0.021	125	9
TF 253‑800	1200 – 2000	800 (85)	18.0	2.5 / 2512	1.50	0.43	25; 32; 40; 50	4.0	2000 / 1250	500; 1000	0.30 / 2.5	0.021	125	10
TF 253‑1000	1200 – 2000	1000 (75)	20.0	2.35 / 3140	1.40	0.33	25; 32; 40; 50	4.0	2000 / 1250	500; 1000	0.30 / 2.5	0.021	125	10
TF 353‑800	2000 – 3400	800 (80)	17.0	2.6 / 2512	1.52	0.52	50; 63; 80; 100	4.0	2000 / 1250	500; 1000	0.30 / 2.5	0.021	125	10
TF 353‑1000	2000 – 2800	1000 (78)	19.0	2.25 / 3140	1.35	0.35	32; 40	4.0	2000 / 1250	500; 1000	0.30 / 2.5	0.021	125	10